10 Best SEO Companies (2021)

SEO is one of the best ways to market your business over the long term. Your target audience is searching for your services or products on search engines every day. With proper SEO you can capture these searches and increase traffic to your website.

What is an SEO company?

SEO companies offer search engine optimization (SEO) services to help businesses increase their online visibility. SEO is the process of improving various factors on a website to increase its visibility. The aim is to rank a website’s pages at the top of search results so that when people type in specific queries, they see your website before others.

There are different aspects to SEO, such as on-page SEO, off-page SEO, and technical SEO. Some SEO companies offer all three, while others specialize in certain aspects of SEO. SEO companies help their clients achieve different SEO KPIs such as more leads, conversions, backlinks, organic traffic, and overall return on investment (ROI).

10 best SEO companies

1. Writing Studio

Writing Studio is a content writing agency that provides SEO copywriting services. Unlike other SEO companies, Writing Studio specifically focuses on SEO writing, and so they are not a good option to work with if you’re looking for technical SEO and off-page SEO services. However, when it comes to writing SEO content, they are one of the best options on the market. 

They cover a wide range of industries, including SaaS, medicine, law, finance, CBD, marketing, and more. They have a team of SEO writers with relevant qualifications and content writing experience in their respective fields, as well as an editorial team that ensures your content is error-free.

Whether you require blog posts, product descriptions, or general web pages written, Writing Studio can deliver. If you don’t have topics or keyword research done, Writing Studio’s team will provide you with a selection of keywords for you to choose from that are relevant to your website and also at the right level of competitiveness for your domain’s authority. 

With some of the best overall reviews in the content writing industry, they are a great option to work with to develop SEO-friendly content for your website.

2. Victorious SEO

Victorious SEO is an industry-leading company that offers a variety of SEO services. Victorious SEO offers on-page SEO (SEO audits and keyword research) along with off-page SEO (link building) and SEO content writing services.

They cover most verticals, including SaaS, fashion, travel, real estate, law, luxury, cannabis, and news. They are also capable of improving SEO for Shopify, WooCommerce, Magento, BigCommerce, and WordPress. They offer their SEO services to small businesses, enterprises, and businesses looking for local, national, and international SEO. Furthermore, they offer white label SEO services, if you’re an agency looking to outsource SEO.

Victorious SEO has won numerous awards and has a great reputation online with countless positive reviews. They are one of the more premium SEO companies out there, and so you can expect more expensive rates — which is a good thing if you’re looking for the best possible return on investment. They’re trusted by many top brands such as Yahoo, Flipboard, AngelList, and more. 

3. SEO.com

SEO.com is a performance-driven online marketing agency. They have been in business for over 12 years and have worked with multiple international companies, including Dell, Hotels.com, and Experian.

SEO.com offers transparent fixed price plans depending on whether you’re local ($1,750 per month +), national ($3,000 per month +) or international ($5,000 per month +). The pricing will depend on your custom needs and budget. Each plan provides ‘everything you need’. 

As part of SEO.com’s plans, they offer ‘site health’ which looks at indexing errors, manual actions, and other factors assessed in an audit. They also perform a competitor analysis, optimize your pages for on-page SEO, and help you build links. They also offer monthly reporting to understand what they’re doing and how it’s impacting your website. Lastly, they offer content marketing, which could include writing regular blog posts and press releases. 

Overall, SEO.com has good a solid reputation, with great reviews from clients. At the time of writing this article, SEO.com ranks #1 in Google for “SEO company”, which says a lot.

4. SEO Inc

SEO Inc is an internet marketing company that helps companies improve their online visibility in search to get more leads and see an increase in revenue. SEO Inc has been around for more than 24 years and is experienced at building effective internet marketing campaigns.

Their SEO services cover different aspects, including website speed and Core Web Vitals, website design, and development with SEO in mind. They also offer site health monitoring, industry monitoring to stay on top of trends. They can help you correctly set up structured markups using the latest J-SON and schema markup to improve your visibility. 

SEO Inc provide SEO consulting and SEO training to help you better understand how to grow your website with SEO. Lastly, SEO Inc offers content marketing and link building, which is an important part of good SEO. They will write content such as blog posts and press releases, and help build links to it to improve your domain’s authority and chances of ranking for profitable keywords in your industry. This is achieved through inbound link distribution, anchor text distribution, topic relevance, trustworthiness, and high-quality content. 

Overall, SEO Inc has a good reputation online with positive reviews on review websites such as G2 and Clutch. They’re a company with a proven track record you can trust to deliver results.

5. Ignite Visibility

Ignite Visibility is one of the top search engine marketing companies. They offer analysis, strategy, forecast, project plan, key performance indicators, and a timeline for your SEO needs before signing up, based on your unique business needs. This audit is aimed at improving your confident in their ability to accelerate your SEO efforts. They are able to provide general SEO services, local SEO, international SEO, digital PR, and link building, consulting, and SEO specifically for eCommerce websites.

Ignite makes it clear that a successful SEO campaign starts with understanding their clients’ challenges, objectives, and target audience. They also have a low employee-client ratio, which allows their team to dedicate more time to each client they serve. Along with this approach, they provide regular weekly or bi-weekly calls to explain processes as they occur and help clients stay in the loop with regard to their progress, plans, and strategy.

Ignite Visibility has worked with several top-tier clients, including Tony Robbins, Sharp Healthcare, and 5 Hour Energy. Overall, they have a great reputation online with very positive reviews on review websites like Clutch.

6. WebFX

WebFX is a digital marketing agency that offers SEO. They offer ‘general’ SEO, enterprise SEO, SEO audits, page speed, and Core Web Vitals optimization. As part of each service, they offer three plans, either bronze, silver, or gold. The pricing for each plan depends on which category you’re in (whether you’re an enterprise or not). With each plan, there is also an initial investment at a fixed price. They also offer copywriting services to write service pages, blog posts, and other types of content aimed at ranking high in search engines.

WebFX has driven over $2.4 billion in revenue for their clients and has over 300 digital marketing experts on their team. They have an ROI-focused approach and aim to increase your bottom line with SEO campaigns that are specifically designed for your business. With a variety of experts on their team, they’re able to take care of all aspects of your SEO, from off-page SEO to on-page SEO, keyword, research, technical SEO, and more. Unlike many other large SEO agencies, they offer transparent pricing which can make budgeting your SEO investment easier.

WebFX is one of the most well-known SEO agencies and has hundreds of positive reviews on multiple review sites including Clutch and G2. They are a respected company with a good reputation that you can trust to deliver results.

7. Thrive Agency

Thrive Agency is a full-service digital marketing agency that helps its clients grow their online visibility with SEO. Thrive Agency are able to take care of various aspects of SEO, including keyword research, technical SEO, link building, on-page, and off-page optimization, SEO writing, eCommerce, Amazon, Shopify, and Franchise SEO.

Thrive Agency has had 15 years of experience helping businesses grow. They have dedicated SEO specialists, and make it clear that they offer transparent reporting, ‘fair play, are always improving, and they value relationships and results, no matter whether you’re a small business or a national franchise looking to expand your operation.

Overall, Thrive Agency is a respected SEO company, with over 100 reviews on Google, 50 on Facebook, and 30 on Clutch, with the vast majority being positive. They have multiple case studies where you can see clear results they’ve gotten for companies and how they were able to achieve those results. Thrive Agency is a company you can trust to deliver results.

8. Social SEO

Social SEO is a digital marketing agency with a focus on SEO. They offer different SEO services, including, local, national, enterprise, and eCommerce SEO, as well as content strategy and conversion rate optimization with both ties in closely to SEO. 

The company aims to increase your visibility, grow your customer base, increase sales, provide monthly reporting, and giving you access to their proprietary processes and methods that they have used as industry leaders for over 20 years. Whichever type of SEO you need help with, whether it’s on-page optimization, competitor research, building local citations, optimizing for mobile, Google Maps, their team of experts will be able to help you achieve your goals.

The company appears to have a strong focus on both customer and employee happiness and retainment, which is great to see. It’s safe to say you can expect not only a pleasant experience working with the company but results too.

Social SEO is a solid company with a good reputation online. They have countless positive reviews on Clutch, Upcity, and even on Glassdoor (which are employee reviews). They’re one of the best SEO companies around and if you’re looking for a partner, they’re a great choice.

9. Titan Growth

Titan Growth is an SEO agency that has deep roots in technical SEO. Their team will work together with you to create a comprehensive SEO strategy aligned with your overall company goals. They have something called TitanBOT®, which is their patented technology that allows them to provide the best results possible and acquire market share in your industry.

Their team of SEO experts will help you understand data regarding how your competitors are doing, where opportunities exist to increase revenue, strategies, and techniques to improve your SEO and their TitanBOT will crawl your website to search for technical SEO issues that need amendment. With this audit, Titan Growth will be able to provide you with an actionable plan and proposal custom to your needs for you to consider moving forward with.

As part of their SEO, they promise to increase qualified leads, improve user engagement, rank keywords on the 1st page, and lessen the impact of Google algorithm updates on your website’s growth. 

Titan Growth have great customer reviews online on websites like Clutch and UpCity. You can expect a professional service aimed at providing you with a return on investment.

10. Boostability

Boostability is a global white label SEO leader for small businesses and brands. The primary aim of their solutions is to help you rank higher on Google, gain more exposure and get more traffic and sales. Boostability offers local, national, and international SEO solutions.

Boostability work with businesses all over the world and provide SEO packages that include the help of specialists and customer success representatives in your specific geographic location. Their SEO solutions include keyword research, business directory development, SEO copywriting, on-page optimization, ongoing consultation, meta and alt tag implementation, and performance reporting. 

Whether you’re an agency looking to white label your SEO services you offer clients to an SEO company, or you’re a small business looking to improve your rankings, Boostability is a company that can help. Boostability offers a free SEO audit. They’ll review your website, find areas to improve, and then send a custom proposal and pricing plan for you to review.

Boostability’s reputation online is strong. They have positive reviews on review websites like G2, Clutch, and Facebook. Overall they are an established leader in their field and can be trusted to deliver on the services that they offer.

The bottom line

There are many great SEO companies out there to work with. Finding the right one for your needs is definitely something to take your time with, especially if you’re going to be investing substantial amounts.

Depending on your needs you may choose to go with a company that specializes in a particular field of SEO or work with a more general agency that covers all bases. Hopefully, this list has given you a good starting point on your search for a partner.

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